Display panel or portion thereof with graphical user interface



FIG. 1 is a front view of a display panel or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is another front view thereof.

The dot-dash broken line showing of the display panel or portion thereof forms no part of the claimed design. The dash-dash broken line showing of portions of the graphical user interface forms no part of the claimed design. The additional dot-dash broken line showing of a display device in FIG. 2 forms no part of the claimed design.

The display panel may be a display screen or any other suitable display panel. The display panel may be used with an ultrasound probe. 

CLAIM The ornamental design for a display panel or portion thereof with graphical user interface, as shown and described. 